E

The process to draw out, to discover and to make known so to gain knowledge and information, often used in defining needs.

Enabling products

Products that enable the end product to be developed, supported, and maintained. For example, these products typically are the software compilers, prototypes, development workstations, plans, specifications, requirements, and training materials.

End products

Products that perform the desired capability e.g. the hardware, software, communications, and databases.

End-item

A deliverable item that is formally accepted by the acquirer in accordance with requirements of a detail specification.

Evaluation

The process of determining whether an item or activity meets specified criteria.

Evolutionary development

Breaking a project down into parts and developing them in serial fashion.